fix a bug in fusion elementwise add relu op closed #756

change multithreading 3x3 depthwise_conv

fix #759   merge metal version paddle mobile

fix #666 fix issue #666 result error

add openmp macro in depthwise_conv_3x3

add mobilenet mulop && add unit test for mobilenet combine  closed #745

Change op_param to support FPGA quantification close #744

change include file name close #742

update unit test and performance data of squeezenet and yolo

implement multithreading 3x3 s2 depth_conv

fix:738